title: Bleeding duodenal ulcer: is Helicobacter pylori a risk factor?
authors.forename: V
authors.initials: V
authors.lastname: Kate
authors.forename: N
authors.initials: N
authors.lastname: Ananthakrishnan
authors.forename: S
authors.initials: S
authors.lastname: Badrinath
authors.forename: S K
authors.initials: SK
authors.lastname: Amarnath
authors.forename: C
authors.initials: C
authors.lastname: Ratnakar
mesh_terms: D000328:Adult; D000368:Aged; D004381:Duodenal Ulcer / Q000209:etiology*; D005260:Female; D016481:Helicobacter Infections / Q000150:complications*; D016480:Helicobacter pylori; D006801:Humans; D008297:Male; D008875:Middle Aged; D010438:Peptic Ulcer Hemorrhage / Q000209:etiology; D011446:Prospective Studies; D012307:Risk Factors